<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>登录系统</title>
    <link rel="stylesheet" href="login.css">
</head>
<body>
    <div class="login-container">
        <div class="login-box">
            <h2>用户登录</h2>
            <form id="loginForm">
                <div class="input-group">
                    <label for="username">用户名</label>
                    <input type="text" id="username" name="username" placeholder="请输入用户名" required>
                </div>
                <div class="input-group">
                    <label for="password">密码</label>
                    <input type="password" id="password" name="password" placeholder="请输入密码" required>
                </div>
                <div class="input-group">
                    <label for="userType">用户类型</label>
                    <select id="userType" name="userType" required>
                        <option value="">请选择用户类型</option>
                        <option value="student">学生</option>
                        <option value="teacher">教师</option>
                        <option value="admin">管理员</option>
                    </select>
                </div>
                <button type="submit" class="login-btn">登录</button>
            </form>
            <div id="message" class="message"></div>
        </div>
    </div>
    <script src="../app.js"></script>
    <script src="login.js"></script>
</body>
</html>